Răspunsuri

2014-09-28T14:45:10+03:00
Notam cele 3 numere a,b,c =>
a+b+c=130
a=20
c=b+30 =>
a+b+c=130(=)20+b+b+30=130(=)2b=130-50(=)2b=80(=)b=40 =>
c=70
  • Utilizator Brainly
2014-09-28T14:45:28+03:00